Search

Nathaniel C. Chukwurah

Examiner (ID: 17992)

Most Active Art Unit
3731
Art Unit(s)
3721, 3731
Total Applications
2314
Issued Applications
1888
Pending Applications
124
Abandoned Applications
341

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 575787 [patent_doc_number] => 07438138 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2008-10-21 [patent_title] => 'Impact adapter for transfer of impacts and rotation from an impact rock drilling machine to a drill string' [patent_app_type] => utility [patent_app_number] => 10/525933 [patent_app_country] => US [patent_app_date] => 2003-09-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 3 [patent_no_of_words] => 505 [patent_no_of_claims] => 2 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 82 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/438/07438138.pdf [firstpage_image] =>[orig_patent_app_number] => 10525933 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/525933
Impact adapter for transfer of impacts and rotation from an impact rock drilling machine to a drill string Sep 11, 2003 Issued
Array ( [id] => 7341745 [patent_doc_number] => 20040045729 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2004-03-11 [patent_title] => 'Control system for discontinuous power drive' [patent_app_type] => new [patent_app_number] => 10/658301 [patent_app_country] => US [patent_app_date] => 2003-09-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 7 [patent_no_of_words] => 5567 [patent_no_of_claims] => 32 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 128 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0045/20040045729.pdf [firstpage_image] =>[orig_patent_app_number] => 10658301 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/658301
Control system for discontinuous power drive Sep 8, 2003 Abandoned
Array ( [id] => 7341744 [patent_doc_number] => 20040045728 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2004-03-11 [patent_title] => 'Fastener installation tools, systems, and methods of use' [patent_app_type] => new [patent_app_number] => 10/655822 [patent_app_country] => US [patent_app_date] => 2003-09-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 13 [patent_figures_cnt] => 13 [patent_no_of_words] => 7646 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 59 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0045/20040045728.pdf [firstpage_image] =>[orig_patent_app_number] => 10655822 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/655822
Fastener installation systems Sep 4, 2003 Issued
Array ( [id] => 168363 [patent_doc_number] => 07661486 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2010-02-16 [patent_title] => 'Power tool with battery pack ejector' [patent_app_type] => utility [patent_app_number] => 10/652915 [patent_app_country] => US [patent_app_date] => 2003-08-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 5 [patent_no_of_words] => 2113 [patent_no_of_claims] => 34 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 183 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/661/07661486.pdf [firstpage_image] =>[orig_patent_app_number] => 10652915 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/652915
Power tool with battery pack ejector Aug 28, 2003 Issued
Array ( [id] => 1045032 [patent_doc_number] => 06863135 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2005-03-08 [patent_title] => 'Electric power tool' [patent_app_type] => utility [patent_app_number] => 10/649648 [patent_app_country] => US [patent_app_date] => 2003-08-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 25 [patent_no_of_words] => 3997 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 110 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/863/06863135.pdf [firstpage_image] =>[orig_patent_app_number] => 10649648 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/649648
Electric power tool Aug 27, 2003 Issued
Array ( [id] => 7129697 [patent_doc_number] => 20040040726 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2004-03-04 [patent_title] => 'Hammer mounting apparatus' [patent_app_type] => new [patent_app_number] => 10/649248 [patent_app_country] => US [patent_app_date] => 2003-08-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 1405 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 52 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0040/20040040726.pdf [firstpage_image] =>[orig_patent_app_number] => 10649248 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/649248
Hammer mounting apparatus Aug 25, 2003 Issued
Array ( [id] => 7189044 [patent_doc_number] => 20050039933 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2005-02-24 [patent_title] => 'Tool for driving pins' [patent_app_type] => utility [patent_app_number] => 10/645994 [patent_app_country] => US [patent_app_date] => 2003-08-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 1342 [patent_no_of_claims] => 16 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0039/20050039933.pdf [firstpage_image] =>[orig_patent_app_number] => 10645994 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/645994
Tool for driving pins Aug 21, 2003 Issued
Array ( [id] => 7190218 [patent_doc_number] => 20050040205 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2005-02-24 [patent_title] => 'Buffered poppet valve member for pneumatic fastening tool' [patent_app_type] => utility [patent_app_number] => 10/646576 [patent_app_country] => US [patent_app_date] => 2003-08-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 6 [patent_no_of_words] => 4384 [patent_no_of_claims] => 23 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0040/20050040205.pdf [firstpage_image] =>[orig_patent_app_number] => 10646576 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/646576
Buffered poppet valve member for pneumatic fastening tool Aug 21, 2003 Abandoned
Array ( [id] => 7190224 [patent_doc_number] => 20050040207 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2005-02-24 [patent_title] => 'NAIL GUN ATTACHMENT FOR INSTALLATION OF ROOF SHINGLES' [patent_app_type] => utility [patent_app_number] => 10/645523 [patent_app_country] => US [patent_app_date] => 2003-08-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 11 [patent_figures_cnt] => 11 [patent_no_of_words] => 2572 [patent_no_of_claims] => 17 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0040/20050040207.pdf [firstpage_image] =>[orig_patent_app_number] => 10645523 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/645523
Nail gun attachment for installation of roof shingles Aug 21, 2003 Issued
Array ( [id] => 7190216 [patent_doc_number] => 20050040204 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2005-02-24 [patent_title] => 'Apparatus for adjusting width of drive channel of nailer' [patent_app_type] => utility [patent_app_number] => 10/642834 [patent_app_country] => US [patent_app_date] => 2003-08-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 8 [patent_no_of_words] => 1734 [patent_no_of_claims] => 5 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0040/20050040204.pdf [firstpage_image] =>[orig_patent_app_number] => 10642834 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/642834
Apparatus for adjusting width of drive channel of nailer Aug 17, 2003 Issued
90/006735 FIXING DEVICE WITH A PISTON PROPELLED BY COMPRESSED GAS Aug 6, 2003 Issued
Array ( [id] => 1072750 [patent_doc_number] => 06837412 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2005-01-04 [patent_title] => 'Cap feeding apparatus for a fastener gun' [patent_app_type] => utility [patent_app_number] => 10/635861 [patent_app_country] => US [patent_app_date] => 2003-08-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 20 [patent_figures_cnt] => 26 [patent_no_of_words] => 7750 [patent_no_of_claims] => 5 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 271 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/837/06837412.pdf [firstpage_image] =>[orig_patent_app_number] => 10635861 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/635861
Cap feeding apparatus for a fastener gun Aug 4, 2003 Issued
Array ( [id] => 973675 [patent_doc_number] => 06932164 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2005-08-23 [patent_title] => 'Double-headed tent stake driver and puller' [patent_app_type] => utility [patent_app_number] => 10/632075 [patent_app_country] => US [patent_app_date] => 2003-08-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 6 [patent_no_of_words] => 2100 [patent_no_of_claims] => 4 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 95 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/932/06932164.pdf [firstpage_image] =>[orig_patent_app_number] => 10632075 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/632075
Double-headed tent stake driver and puller Jul 31, 2003 Issued
Array ( [id] => 970510 [patent_doc_number] => 06935436 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2005-08-30 [patent_title] => 'Double-headed tent stake driver and puller having twin release levers' [patent_app_type] => utility [patent_app_number] => 10/632074 [patent_app_country] => US [patent_app_date] => 2003-08-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 5 [patent_no_of_words] => 2235 [patent_no_of_claims] => 3 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 145 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/935/06935436.pdf [firstpage_image] =>[orig_patent_app_number] => 10632074 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/632074
Double-headed tent stake driver and puller having twin release levers Jul 31, 2003 Issued
Array ( [id] => 7129970 [patent_doc_number] => 20040040999 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2004-03-04 [patent_title] => 'Multi-purpose hand-held unit' [patent_app_type] => new [patent_app_number] => 10/311701 [patent_app_country] => US [patent_app_date] => 2003-07-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 7 [patent_no_of_words] => 2620 [patent_no_of_claims] => 34 [patent_no_of_ind_claims] => 17 [patent_words_short_claim] => 27 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0040/20040040999.pdf [firstpage_image] =>[orig_patent_app_number] => 10311701 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/311701
Multi-purpose hand-held unit Jul 27, 2003 Abandoned
Array ( [id] => 819287 [patent_doc_number] => 07407070 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2008-08-05 [patent_title] => 'Fastener installation tool' [patent_app_type] => utility [patent_app_number] => 10/628597 [patent_app_country] => US [patent_app_date] => 2003-07-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 12 [patent_figures_cnt] => 34 [patent_no_of_words] => 7521 [patent_no_of_claims] => 23 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 124 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/407/07407070.pdf [firstpage_image] =>[orig_patent_app_number] => 10628597 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/628597
Fastener installation tool Jul 27, 2003 Issued
Array ( [id] => 7351739 [patent_doc_number] => 20040089461 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2004-05-13 [patent_title] => 'Downhole percussion drilling apparatus' [patent_app_type] => new [patent_app_number] => 10/622851 [patent_app_country] => US [patent_app_date] => 2003-07-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 8 [patent_no_of_words] => 3213 [patent_no_of_claims] => 5 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 276 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0089/20040089461.pdf [firstpage_image] =>[orig_patent_app_number] => 10622851 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/622851
Downhole percussion drilling apparatus Jul 16, 2003 Abandoned
Array ( [id] => 7291394 [patent_doc_number] => 20040211810 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2004-10-28 [patent_title] => 'Cartridge for a nail driving device' [patent_app_type] => new [patent_app_number] => 10/610793 [patent_app_country] => US [patent_app_date] => 2003-07-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 9 [patent_no_of_words] => 2609 [patent_no_of_claims] => 4 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 356 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0211/20040211810.pdf [firstpage_image] =>[orig_patent_app_number] => 10610793 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/610793
Cartridge for a nail driving device Jul 1, 2003 Abandoned
Array ( [id] => 7355540 [patent_doc_number] => 20040003932 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2004-01-08 [patent_title] => 'Post with integral hammer and anvil' [patent_app_type] => new [patent_app_number] => 10/611258 [patent_app_country] => US [patent_app_date] => 2003-06-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 8 [patent_no_of_words] => 2490 [patent_no_of_claims] => 14 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 85 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0003/20040003932.pdf [firstpage_image] =>[orig_patent_app_number] => 10611258 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/611258
Post with integral hammer and anvil Jun 29, 2003 Issued
Array ( [id] => 7066717 [patent_doc_number] => 20050242149 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2005-11-03 [patent_title] => 'Residual staple amount detection device of electric stapler' [patent_app_type] => utility [patent_app_number] => 10/520124 [patent_app_country] => US [patent_app_date] => 2003-06-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 11 [patent_figures_cnt] => 11 [patent_no_of_words] => 3198 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0242/20050242149.pdf [firstpage_image] =>[orig_patent_app_number] => 10520124 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/520124
Residual staple amount detection device of electric stapler Jun 23, 2003 Issued
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